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Finding the Fourth Proportional to 22,978.66, 34,497.50 and 17,717.01

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Solution

The fourth proportional to 22,978.66, 34,497.50 and 17,717.01 is: 26,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,978.66 : 34,497.50 = 17,717.01 : x
  2. Step 2: Convert to fraction form
    22,978.66/34,497.50 = 17,717.01/x
  3. Step 3: Cross multiply
    22,978.66x = 34,497.50 × 17,717.01
  4. Step 4: Simplify right side
    22,978.66x = 611,192,466.23
  5. Step 5: Solve for x
    x = 611,192,466.23/22,978.66
  6. Step 6: Final answer
    x = 26,598.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.